Marvel Studios announced today that Marvel’s The Avengers will be screened in cities that have assembled the most fans of the film on Facebook. Here’s the announcement:

Marvel Studios announced today that “Marvel’s The Avengers” will reward its fans on Facebook for their continued support of the film’s campaign with advance screenings in cities around the world on a first-come-first-served basis. In the U.S. fans will be able to experience the film in stunning IMAX® 3D.

This unprecedented screening event will enable Facebook fans of “Marvel’s The Avengers” in cities that have assembled the most fans on Facebook to win the first access to screenings of the film, weeks before the May 4th release in theatres. This event will kick off on April 14th at 10 a.m PDT with the top five cities in the U.S. with the most fans on Facebook: Los Angeles, New York, Chicago, Houston and Miami. The next five cities to garner the most Facebook “Marvel’s The Avengers” fans will be awarded an early screening as well – to be announced shortly on Facebook. Fans can rally for their city to be the chosen location for this special opportunity by going to Facebook.com/Avengers for details. International fans should visit their local “Marvel’s The Avengers” Facebook page for more details on how to win a screening in their city.

Participating fans are encouraged to celebrate this movie event by coming to their local screenings dressed in their finest Super Hero costumes inspired by “Marvel’s The Avengers” — the winners of the Best Costume contest will be awarded reserved seats.

“Marvel’s The Avengers”—the Super Hero team up of a lifetime— is based on the ever-popular Marvel comic book series “The Avengers,” first published in 1963 and a comics institution ever since.

An exciting event movie, packed with action and spectacular special effects, “Marvel’s The Avengers” is from Marvel Studios in association with Paramount Pictures, produced by Kevin Feige and directed by Joss Whedon from a story by Zak Penn and Joss Whedon with screenplay by Joss Whedon.

“Marvel’s The Avengers” will be released in the U.S. in 3D and IMAX 3D on May 4, 2012.